diff --git a/core/Makefile b/core/Makefile
index 8b74f9b..cf8a51d 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1874,9 +1874,13 @@
 $(BUILT_SYSTEMIMAGE): $(FULL_SYSTEMIMAGE_DEPS) $(INSTALLED_FILES_FILE) $(BUILD_IMAGE_SRCS)
 	$(call build-systemimage-target,$@)
 
-INSTALLED_SYSTEMIMAGE := $(PRODUCT_OUT)/system.img
+INSTALLED_SYSTEMIMAGE_TARGET := $(PRODUCT_OUT)/system.img
 SYSTEMIMAGE_SOURCE_DIR := $(TARGET_OUT)
 
+# INSTALLED_SYSTEMIMAGE_TARGET used to be named INSTALLED_SYSTEMIMAGE. Create an alias for backward
+# compatibility, in case device-specific Makefiles still refer to the old name.
+INSTALLED_SYSTEMIMAGE := $(INSTALLED_SYSTEMIMAGE_TARGET)
+
 # The system partition needs room for the recovery image as well.  We
 # now store the recovery image as a binary patch using the boot image
 # as the source (since they are very similar).  Generate the patch so
@@ -1906,21 +1910,21 @@
 endif # INSTALLED_RECOVERYIMAGE_TARGET
 endif # INSTALLED_BOOTIMAGE_TARGET
 
-$(INSTALLED_SYSTEMIMAGE): $(BUILT_SYSTEMIMAGE) $(RECOVERY_FROM_BOOT_PATCH)
+$(INSTALLED_SYSTEMIMAGE_TARGET): $(BUILT_SYSTEMIMAGE) $(RECOVERY_FROM_BOOT_PATCH)
 	@echo "Install system fs image: $@"
 	$(copy-file-to-target)
 	$(hide) $(call assert-max-image-size,$@ $(RECOVERY_FROM_BOOT_PATCH),\
 		$(call read-image-prop-dictionary,\
 			$(systemimage_intermediates)/generated_system_image_info.txt,system_size))
 
-systemimage: $(INSTALLED_SYSTEMIMAGE)
+systemimage: $(INSTALLED_SYSTEMIMAGE_TARGET)
 
 .PHONY: systemimage-nodeps snod
 systemimage-nodeps snod: $(filter-out systemimage-nodeps snod,$(MAKECMDGOALS)) \
 	            | $(INTERNAL_USERIMAGES_DEPS)
 	@echo "make $@: ignoring dependencies"
-	$(call build-systemimage-target,$(INSTALLED_SYSTEMIMAGE))
-	$(hide) $(call assert-max-image-size,$(INSTALLED_SYSTEMIMAGE),\
+	$(call build-systemimage-target,$(INSTALLED_SYSTEMIMAGE_TARGET))
+	$(hide) $(call assert-max-image-size,$(INSTALLED_SYSTEMIMAGE_TARGET),\
 		$(call read-image-prop-dictionary,\
 			$(systemimage_intermediates)/generated_system_image_info.txt,system_size))
 
@@ -2636,7 +2640,7 @@
 $(eval $(call check-and-set-avb-chain-args,SYSTEM))
 else
 INTERNAL_AVB_MAKE_VBMETA_IMAGE_ARGS += \
-    --include_descriptors_from_image $(INSTALLED_SYSTEMIMAGE)
+    --include_descriptors_from_image $(INSTALLED_SYSTEMIMAGE_TARGET)
 endif
 
 ifdef INSTALLED_VENDORIMAGE_TARGET
@@ -2752,7 +2756,7 @@
 $(INSTALLED_VBMETAIMAGE_TARGET): \
 		$(AVBTOOL) \
 		$(INSTALLED_BOOTIMAGE_TARGET) \
-		$(INSTALLED_SYSTEMIMAGE) \
+		$(INSTALLED_SYSTEMIMAGE_TARGET) \
 		$(INSTALLED_VENDORIMAGE_TARGET) \
 		$(INSTALLED_PRODUCTIMAGE_TARGET) \
 		$(INSTALLED_PRODUCT_SERVICESIMAGE_TARGET) \
@@ -2779,16 +2783,12 @@
 # -----------------------------------------------------------------
 # super partition image
 
-# (1): list of items like "system", "vendor", "product", "product_services"
-# return: map each item to the corresponding image target.
-# system => $(BUILT_SYSTEMIMAGE), vendor => $(INSTALLED_VENDORIMAGE_TARGET), etc.
-define image-for-partitions
-$(foreach item,$(1),$(or $(strip $(foreach mapping,
-            system:$(BUILT_SYSTEMIMAGE)
-            product_services:$(INSTALLED_PRODUCT_SERVICESIMAGE_TARGET),
-        $(if $(filter $(call word-colon,1,$(mapping)),$(item)),
-            $(patsubst $(call word-colon,1,$(mapping)),$(call word-colon,2,$(mapping)),$(item))))),
-    $(INSTALLED_$(call to-upper,$(item)IMAGE_TARGET))))
+# Returns a list of image targets corresponding to the given list of partitions. For example, it
+# returns "$(INSTALLED_PRODUCTIMAGE_TARGET)" for "product", or "$(INSTALLED_SYSTEMIMAGE_TARGET)
+# $(INSTALLED_VENDORIMAGE_TARGET)" for "system vendor".
+# (1): list of partitions like "system", "vendor" or "system product product_services".
+define images-for-partitions
+$(strip $(foreach item,$(1),$(INSTALLED_$(call to-upper,$(item))IMAGE_TARGET)))
 endef
 
 # (1): list of items like "system", "vendor", "product", "product_services"
@@ -2803,7 +2803,7 @@
 ifdef BOARD_SUPER_PARTITION_SIZE
 
 INSTALLED_SUPERIMAGE_TARGET := $(PRODUCT_OUT)/super.img
-$(INSTALLED_SUPERIMAGE_TARGET): $(call image-for-partitions,$(BOARD_SUPER_PARTITION_PARTITION_LIST))
+$(INSTALLED_SUPERIMAGE_TARGET): $(call images-for-partitions,$(BOARD_SUPER_PARTITION_PARTITION_LIST))
 
 # For A/B devices, super partition always contains sub-partitions in the _a slot, because this
 # image should only be used for bootstrapping / initializing the device. When flashing the image,
@@ -2825,7 +2825,7 @@
 		--output $@ \
 		$(foreach name,$(BOARD_SUPER_PARTITION_PARTITION_LIST), \
 			--partition $(name)$(PRIVATE_PARTITION_SUFFIX):$$($(UUIDGEN) $(name)$(PRIVATE_PARTITION_SUFFIX)):readonly:$(call read-size-of-partitions,$(name)) \
-			--image $(name)$(PRIVATE_PARTITION_SUFFIX)=$(call image-for-partitions,$(name)))
+			--image $(name)$(PRIVATE_PARTITION_SUFFIX)=$(call images-for-partitions,$(name)))
 
 $(call dist-for-goals,dist_files,$(INSTALLED_SUPERIMAGE_TARGET))
 
@@ -2847,7 +2847,7 @@
 .PHONY: check_android_partition_sizes
 
 # Add image dependencies so that generated_*_image_info.txt are written before checking.
-check_android_partition_sizes: $(call image-for-partitions,$(BOARD_SUPER_PARTITION_PARTITION_LIST))
+check_android_partition_sizes: $(call images-for-partitions,$(BOARD_SUPER_PARTITION_PARTITION_LIST))
 
 check_android_partition_sizes:
 	partition_size_list="$(call read-size-of-partitions,$(BOARD_SUPER_PARTITION_PARTITION_LIST))"; \
@@ -3537,7 +3537,7 @@
 APPCOMPAT_ZIP := $(PRODUCT_OUT)/appcompat.zip
 # For apps_only build we'll establish the dependency later in build/make/core/main.mk.
 ifndef TARGET_BUILD_APPS
-$(APPCOMPAT_ZIP): $(INSTALLED_SYSTEMIMAGE) \
+$(APPCOMPAT_ZIP): $(INSTALLED_SYSTEMIMAGE_TARGET) \
 		$(INSTALLED_RAMDISK_TARGET) \
 		$(INSTALLED_BOOTIMAGE_TARGET) \
 		$(INSTALLED_USERDATAIMAGE_TARGET) \
@@ -3567,7 +3567,7 @@
 SYMBOLS_ZIP := $(PRODUCT_OUT)/$(name).zip
 # For apps_only build we'll establish the dependency later in build/make/core/main.mk.
 ifndef TARGET_BUILD_APPS
-$(SYMBOLS_ZIP): $(INSTALLED_SYSTEMIMAGE) \
+$(SYMBOLS_ZIP): $(INSTALLED_SYSTEMIMAGE_TARGET) \
 		$(INSTALLED_RAMDISK_TARGET) \
 		$(INSTALLED_BOOTIMAGE_TARGET) \
 		$(INSTALLED_USERDATAIMAGE_TARGET) \
@@ -3594,7 +3594,7 @@
 name := $(name)-coverage-$(FILE_NAME_TAG)
 COVERAGE_ZIP := $(PRODUCT_OUT)/$(name).zip
 ifndef TARGET_BUILD_APPS
-$(COVERAGE_ZIP): $(INSTALLED_SYSTEMIMAGE) \
+$(COVERAGE_ZIP): $(INSTALLED_SYSTEMIMAGE_TARGET) \
 		$(INSTALLED_RAMDISK_TARGET) \
 		$(INSTALLED_BOOTIMAGE_TARGET) \
 		$(INSTALLED_USERDATAIMAGE_TARGET) \
@@ -3622,7 +3622,7 @@
 name := $(name)-apps-$(FILE_NAME_TAG)
 
 APPS_ZIP := $(PRODUCT_OUT)/$(name).zip
-$(APPS_ZIP): $(INSTALLED_SYSTEMIMAGE)
+$(APPS_ZIP): $(INSTALLED_SYSTEMIMAGE_TARGET)
 	@echo "Package apps: $@"
 	$(hide) rm -rf $@
 	$(hide) mkdir -p $(dir $@)
@@ -3686,7 +3686,7 @@
 INSTALLED_QEMU_SYSTEMIMAGE := $(PRODUCT_OUT)/system-qemu.img
 MK_QEMU_IMAGE_SH := device/generic/goldfish/tools/mk_qemu_image.sh
 SGDISK_HOST := $(HOST_OUT_EXECUTABLES)/sgdisk
-$(INSTALLED_QEMU_SYSTEMIMAGE): $(INSTALLED_SYSTEMIMAGE) $(MK_QEMU_IMAGE_SH) $(SGDISK_HOST) $(SIMG2IMG)
+$(INSTALLED_QEMU_SYSTEMIMAGE): $(INSTALLED_SYSTEMIMAGE_TARGET) $(MK_QEMU_IMAGE_SH) $(SGDISK_HOST) $(SIMG2IMG)
 	@echo Create system-qemu.img
 	(export SGDISK=$(SGDISK_HOST) SIMG2IMG=$(SIMG2IMG); $(MK_QEMU_IMAGE_SH) ${PRODUCT_OUT}/system.img)
 
@@ -3736,8 +3736,8 @@
         $(HOST_OUT_EXECUTABLES)/emulator$(HOST_EXECUTABLE_SUFFIX) \
         prebuilts/qemu-kernel/$(TARGET_ARCH)/kernel-qemu \
         $(INSTALLED_RAMDISK_TARGET) \
-		$(INSTALLED_SYSTEMIMAGE) \
-		$(INSTALLED_USERDATAIMAGE_TARGET)
+        $(INSTALLED_SYSTEMIMAGE_TARGET) \
+        $(INSTALLED_USERDATAIMAGE_TARGET)
 
 name := $(TARGET_PRODUCT)-emulator-$(FILE_NAME_TAG)
 
@@ -3825,7 +3825,7 @@
 	$(SYMBOLS_ZIP) \
 	$(COVERAGE_ZIP) \
 	$(APPCOMPAT_ZIP) \
-	$(INSTALLED_SYSTEMIMAGE) \
+	$(INSTALLED_SYSTEMIMAGE_TARGET) \
 	$(INSTALLED_QEMU_SYSTEMIMAGE) \
 	$(INSTALLED_QEMU_VENDORIMAGE) \
 	$(INSTALLED_USERDATAIMAGE_TARGET) \
diff --git a/core/main.mk b/core/main.mk
index 5eebe1e..702c6a5 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -1354,7 +1354,7 @@
   endif
 
   ifeq ($(EMMA_INSTRUMENT),true)
-    $(JACOCO_REPORT_CLASSES_ALL) : $(INSTALLED_SYSTEMIMAGE)
+    $(JACOCO_REPORT_CLASSES_ALL) : $(INSTALLED_SYSTEMIMAGE_TARGET)
     $(call dist-for-goals, dist_files, $(JACOCO_REPORT_CLASSES_ALL))
 
     # Put XML formatted API files in the dist dir.